Pump chassis



FIG. 1 is a left, front and top perspective view of a pump chassis, showing our new design;

FIG. 2 is a right, back and bottom perspective view of the pump chassis hub of FIG. 1;

FIG. 3 is a left side view of the pump chassis of FIG. 1;

FIG. 4 is a front view of the pump chassis Hub of FIG. 1;

FIG. 5 is a right side view of the pump chassis of FIG. 1;

FIG. 6 is a back view of the pump chassis of FIG. 1;

FIG. 7 is a top view of the pump chassis of FIG. 1; and,

FIG. 8 is a bottom view of the pump chassis of FIG. 1.

The broken lines immediately adjacent the shaded areas represent the bounds of the claimed design while all other broken lines are directed to environment and are for illustrative purposes only; the broken lines form no part of the claimed design. 

CLAIM The ornamental design for a pump chassis, as shown and described. 